Free utilities for building and testing on minia2a
Test any x402 endpoint — send requests, inspect 402 challenges, verify payment headers.
Look up on-chain transaction details across multiple networks.
Try every x402 endpoint with live request/response in browser.
JavaScript SDK — one-line install, auto wallet, auto credits.
Full OpenAPI 3.0 spec — all endpoints, schemas, parameters.
7 free demo endpoints — test drive without payment.